#define GENSEC_OID_KERBEROS5_OLD "1.2.840.48018.1.2.2"
#define GENSEC_OID_KERBEROS5_USER2USER "1.2.840.113554.1.2.2.3"
+#define GENSEC_FINAL_AUTH_TYPE_KRB5 "krb5"
+#define GENSEC_FINAL_AUTH_TYPE_NTLMSSP "NTLMSSP"
+
enum gensec_priority {
GENSEC_SPNEGO = 90,
GENSEC_GSSAPI = 80,
GENSEC_SCHANNEL = 60,
GENSEC_NTLMSSP = 50,
GENSEC_SASL = 20,
- GENSEC_OTHER = 0
+ GENSEC_OTHER = 10,
+ GENSEC_EXTERNAL = 0
};
struct gensec_security;
const char *principal;
const char *hostname;
const char *service;
+ const char *service_description;
};
#define GENSEC_FEATURE_SESSION_KEY 0x00000001
#define GENSEC_FEATURE_SIGN_PKT_HEADER 0x00000040
#define GENSEC_FEATURE_NEW_SPNEGO 0x00000080
#define GENSEC_FEATURE_UNIX_TOKEN 0x00000100
+#define GENSEC_FEATURE_NTLM_CCACHE 0x00000200
+#define GENSEC_FEATURE_LDAP_STYLE 0x00000400
+#define GENSEC_FEATURE_NO_AUTHZ_LOG 0x00000800
+#define GENSEC_FEATURE_SMB_TRANSPORT 0x00001000
+#define GENSEC_FEATURE_LDAPS_TRANSPORT 0x00002000
+
+#define GENSEC_EXPIRE_TIME_INFINITY (NTTIME)0x8000000000000000LL
/* GENSEC mode */
enum gensec_role
struct gensec_settings;
struct tevent_context;
struct tevent_req;
+struct smb_krb5_context;
+struct tsocket_address;
struct gensec_settings {
struct loadparm_context *lp_ctx;
/* this allows callers to specify a specific set of ops that
* should be used, rather than those loaded by the plugin
* mechanism */
- struct gensec_security_ops **backends;
-};
+ const struct gensec_security_ops * const *backends;
-struct gensec_security_ops {
- const char *name;
- const char *sasl_name;
- uint8_t auth_type; /* 0 if not offered on DCE-RPC */
- const char **oid; /* NULL if not offered by SPNEGO */
- NTSTATUS (*client_start)(struct gensec_security *gensec_security);
- NTSTATUS (*server_start)(struct gensec_security *gensec_security);
- /**
- Determine if a packet has the right 'magic' for this mechanism
- */
- NTSTATUS (*magic)(struct gensec_security *gensec_security,
- const DATA_BLOB *first_packet);
- NTSTATUS (*update)(struct gensec_security *gensec_security, TALLOC_CTX *out_mem_ctx,
- struct tevent_context *ev,
- const DATA_BLOB in, DATA_BLOB *out);
- NTSTATUS (*seal_packet)(struct gensec_security *gensec_security, TALLOC_CTX *sig_mem_ctx,
- uint8_t *data, size_t length,
- const uint8_t *whole_pdu, size_t pdu_length,
- DATA_BLOB *sig);
- NTSTATUS (*sign_packet)(struct gensec_security *gensec_security, TALLOC_CTX *sig_mem_ctx,
- const uint8_t *data, size_t length,
- const uint8_t *whole_pdu, size_t pdu_length,
- DATA_BLOB *sig);
- size_t (*sig_size)(struct gensec_security *gensec_security, size_t data_size);
- size_t (*max_input_size)(struct gensec_security *gensec_security);
- size_t (*max_wrapped_size)(struct gensec_security *gensec_security);
- NTSTATUS (*check_packet)(struct gensec_security *gensec_security,
- const uint8_t *data, size_t length,
- const uint8_t *whole_pdu, size_t pdu_length,
- const DATA_BLOB *sig);
- NTSTATUS (*unseal_packet)(struct gensec_security *gensec_security,
- uint8_t *data, size_t length,
- const uint8_t *whole_pdu, size_t pdu_length,
- const DATA_BLOB *sig);
- NTSTATUS (*wrap)(struct gensec_security *gensec_security,
- TALLOC_CTX *mem_ctx,
- const DATA_BLOB *in,
- DATA_BLOB *out);
- NTSTATUS (*unwrap)(struct gensec_security *gensec_security,
- TALLOC_CTX *mem_ctx,
- const DATA_BLOB *in,
- DATA_BLOB *out);
- NTSTATUS (*wrap_packets)(struct gensec_security *gensec_security,
- TALLOC_CTX *mem_ctx,
- const DATA_BLOB *in,
- DATA_BLOB *out,
- size_t *len_processed);
- NTSTATUS (*unwrap_packets)(struct gensec_security *gensec_security,
- TALLOC_CTX *mem_ctx,
- const DATA_BLOB *in,
- DATA_BLOB *out,
- size_t *len_processed);
- NTSTATUS (*packet_full_request)(struct gensec_security *gensec_security,
- DATA_BLOB blob, size_t *size);
- NTSTATUS (*session_key)(struct gensec_security *gensec_security, TALLOC_CTX *mem_ctx,
- DATA_BLOB *session_key);
- NTSTATUS (*session_info)(struct gensec_security *gensec_security, TALLOC_CTX *mem_ctx,
- struct auth_session_info **session_info);
- void (*want_feature)(struct gensec_security *gensec_security,
- uint32_t feature);
- bool (*have_feature)(struct gensec_security *gensec_security,
- uint32_t feature);
- bool enabled;
- bool kerberos;
- enum gensec_priority priority;
+ /* To fill in our own name in the NTLMSSP server */
+ const char *server_dns_domain;
+ const char *server_dns_name;
+ const char *server_netbios_domain;
+ const char *server_netbios_name;
};
-struct gensec_security_ops_wrapper {
- const struct gensec_security_ops *op;
- const char *oid;
-};
+struct gensec_security_ops;
+struct gensec_security_ops_wrapper;
-#define GENSEC_INTERFACE_VERSION 0
-
-struct gensec_security {
- const struct gensec_security_ops *ops;
- void *private_data;
- struct cli_credentials *credentials;
- struct gensec_target target;
- enum gensec_role gensec_role;
- bool subcontext;
- uint32_t want_features;
- uint8_t dcerpc_auth_level;
- struct tsocket_address *local_addr, *remote_addr;
- struct gensec_settings *settings;
-
- /* When we are a server, this may be filled in to provide an
- * NTLM authentication backend, and user lookup (such as if no
- * PAC is found) */
- struct auth4_context *auth_context;
-};
+/* Change to 1, loadable modules now take a TALLOC_CTX * init() parameter. */
+#define GENSEC_INTERFACE_VERSION 1
/* this structure is used by backends to determine the size of some critical types */
-struct gensec_critical_sizes {
- int interface_version;
- int sizeof_gensec_security_ops;
- int sizeof_gensec_security;
-};
+struct gensec_critical_sizes;
+const struct gensec_critical_sizes *gensec_interface_version(void);
/* Socket wrapper */
struct gensec_security;
-struct socket_context;
struct auth4_context;
struct auth_user_info_dc;
-/* These functions are for use here only (public because SPNEGO must
- * use them for recursion) */
-NTSTATUS gensec_wrap_packets(struct gensec_security *gensec_security,
- TALLOC_CTX *mem_ctx,
- const DATA_BLOB *in,
- DATA_BLOB *out,
- size_t *len_processed);
-/* These functions are for use here only (public because SPNEGO must
- * use them for recursion) */
-NTSTATUS gensec_unwrap_packets(struct gensec_security *gensec_security,
- TALLOC_CTX *mem_ctx,
- const DATA_BLOB *in,
- DATA_BLOB *out,
- size_t *len_processed);
-
-/* These functions are for use here only (public because SPNEGO must
- * use them for recursion) */
-NTSTATUS gensec_packet_full_request(struct gensec_security *gensec_security,
- DATA_BLOB blob, size_t *size);
-
struct loadparm_context;
NTSTATUS gensec_subcontext_start(TALLOC_CTX *mem_ctx,
const struct gensec_security_ops *ops);
NTSTATUS gensec_start_mech_by_sasl_list(struct gensec_security *gensec_security,
const char **sasl_names);
-NTSTATUS gensec_update(struct gensec_security *gensec_security, TALLOC_CTX *out_mem_ctx,
- struct tevent_context *ev,
+void gensec_set_max_update_size(struct gensec_security *gensec_security,
+ uint32_t max_update_size);
+size_t gensec_max_update_size(struct gensec_security *gensec_security);
+NTSTATUS gensec_update(struct gensec_security *gensec_security,
+ TALLOC_CTX *out_mem_ctx,
const DATA_BLOB in, DATA_BLOB *out);
struct tevent_req *gensec_update_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
struct gensec_security *gensec_security,
const DATA_BLOB in);
NTSTATUS gensec_update_recv(struct tevent_req *req, TALLOC_CTX *out_mem_ctx, DATA_BLOB *out);
+
+#define GENSEC_UPDATE_IS_NTERROR(status) ( \
+ !NT_STATUS_IS_OK(status) && \
+ !NT_STATUS_EQUAL(status, NT_STATUS_MORE_PROCESSING_REQUIRED) \
+ )
+
+/**
+ * @brief Ask for features for a following authentication
+ *
+ * Typically only one specific feature bit should be passed,
+ * but it also works to ask for more features.
+ *
+ * The features must be requested before starting the
+ * gensec_update*() loop.
+ *
+ * The current expection is GENSEC_FEATURE_SIGN_PKT_HEADER,
+ * it can also be requested once the gensec_update*() loop
+ * returned NT_STATUS_OK.
+ *
+ * The features should not be changed during the gensec_update*()
+ * loop.
+ *
+ * @param[in] gensec_security The context to be used
+ *
+ * @param[in] feature The requested feature[s].
+ *
+ */
void gensec_want_feature(struct gensec_security *gensec_security,
uint32_t feature);
+/**
+ * @brief Ask for one feature after the finished authentication
+ *
+ * Because the return value is bool, the caller can only
+ * ask for one feature at a time.
+ *
+ * The features must be requested after the finished
+ * gensec_update*() loop.
+ *
+ * The current expection is GENSEC_FEATURE_SIGN_PKT_HEADER,
+ * it can also be requested before the gensec_update*() loop,
+ * as the return value only indicates if the backend supports
+ * dcerpc header signing, not if header signing will be used
+ * between client and server. It will be used only if the caller
+ * also used gensec_want_feature(GENSEC_FEATURE_SIGN_PKT_HEADER).
+ *
+ * @param[in] gensec_security The context to be used.
+ *
+ * @param[in] feature The requested feature.
+ *
+ * @return true if the feature is supported, false if not.
+ */
bool gensec_have_feature(struct gensec_security *gensec_security,
uint32_t feature);
+NTTIME gensec_expire_time(struct gensec_security *gensec_security);
NTSTATUS gensec_set_credentials(struct gensec_security *gensec_security, struct cli_credentials *credentials);
+/**
+ * Set the target service (such as 'http' or 'host') on a GENSEC context - ensures it is talloc()ed
+ *
+ * This is used for Kerberos service principal name resolution.
+ */
+
NTSTATUS gensec_set_target_service(struct gensec_security *gensec_security, const char *service);
const char *gensec_get_target_service(struct gensec_security *gensec_security);
NTSTATUS gensec_set_target_hostname(struct gensec_security *gensec_security, const char *hostname);
const char *gensec_get_target_hostname(struct gensec_security *gensec_security);
+/**
+ * Set the target service (such as 'samr') on an GENSEC context - ensures it is talloc()ed.
+ *
+ * This is not the Kerberos service principal, instead this is a
+ * constant value that can be logged as part of authentication and
+ * authorization logging
+ */
+const char *gensec_get_target_service_description(struct gensec_security *gensec_security);
+NTSTATUS gensec_set_target_service_description(struct gensec_security *gensec_security,
+ const char *service);
NTSTATUS gensec_session_key(struct gensec_security *gensec_security,
TALLOC_CTX *mem_ctx,
DATA_BLOB *session_key);
const char *gensec_get_name_by_oid(struct gensec_security *gensec_security, const char *oid_string);
struct cli_credentials *gensec_get_credentials(struct gensec_security *gensec_security);
NTSTATUS gensec_init(void);
+NTSTATUS gensec_register(TALLOC_CTX *ctx,
+ const struct gensec_security_ops *ops);
+const struct gensec_security_ops *gensec_security_by_oid(struct gensec_security *gensec_security,
+ const char *oid_string);
+const struct gensec_security_ops *gensec_security_by_sasl_name(struct gensec_security *gensec_security,
+ const char *sasl_name);
+const struct gensec_security_ops *gensec_security_by_auth_type(
+ struct gensec_security *gensec_security,
+ uint32_t auth_type);
+const struct gensec_security_ops *gensec_security_by_name(struct gensec_security *gensec_security,
+ const char *name);
+const struct gensec_security_ops **gensec_security_mechs(struct gensec_security *gensec_security,
+ TALLOC_CTX *mem_ctx);
+const struct gensec_security_ops_wrapper *gensec_security_by_oid_list(
+ struct gensec_security *gensec_security,
+ TALLOC_CTX *mem_ctx,
+ const char * const *oid_strings,
+ const char *skip);
+const char **gensec_security_oids(struct gensec_security *gensec_security,
+ TALLOC_CTX *mem_ctx,
+ const char *skip);
+const char **gensec_security_oids_from_ops_wrapped(TALLOC_CTX *mem_ctx,
+ const struct gensec_security_ops_wrapper *wops);
size_t gensec_max_input_size(struct gensec_security *gensec_security);
+size_t gensec_max_wrapped_size(struct gensec_security *gensec_security);
NTSTATUS gensec_unseal_packet(struct gensec_security *gensec_security,
uint8_t *data, size_t length,
const uint8_t *whole_pdu, size_t pdu_length,
const uint8_t *data, size_t length,
const uint8_t *whole_pdu, size_t pdu_length,
DATA_BLOB *sig);
-NTSTATUS gensec_start_mech(struct gensec_security *gensec_security);
NTSTATUS gensec_start_mech_by_authtype(struct gensec_security *gensec_security,
uint8_t auth_type, uint8_t auth_level);
const char *gensec_get_name_by_authtype(struct gensec_security *gensec_security, uint8_t authtype);
const DATA_BLOB *in,
DATA_BLOB *out);
-struct gensec_security_ops **gensec_security_all(void);
-bool gensec_security_ops_enabled(struct gensec_security_ops *ops, struct gensec_security *security);
-struct gensec_security_ops **gensec_use_kerberos_mechs(TALLOC_CTX *mem_ctx,
- struct gensec_security_ops **old_gensec_list,
- struct cli_credentials *creds);
+const struct gensec_security_ops * const *gensec_security_all(void);
+bool gensec_security_ops_enabled(const struct gensec_security_ops *ops, struct gensec_security *security);
+const struct gensec_security_ops **gensec_use_kerberos_mechs(TALLOC_CTX *mem_ctx,
+ const struct gensec_security_ops * const *old_gensec_list,
+ struct cli_credentials *creds);
NTSTATUS gensec_start_mech_by_sasl_name(struct gensec_security *gensec_security,
const char *sasl_name);
bool gensec_setting_bool(struct gensec_settings *settings, const char *mechanism, const char *name, bool default_value);
NTSTATUS gensec_set_target_principal(struct gensec_security *gensec_security, const char *principal);
+const char *gensec_get_target_principal(struct gensec_security *gensec_security);
+
+NTSTATUS gensec_generate_session_info_pac(TALLOC_CTX *mem_ctx,
+ struct gensec_security *gensec_security,
+ struct smb_krb5_context *smb_krb5_context,
+ DATA_BLOB *pac_blob,
+ const char *principal_string,
+ const struct tsocket_address *remote_address,
+ struct auth_session_info **session_info);
+
+NTSTATUS gensec_magic_check_krb5_oid(struct gensec_security *unused,
+ const DATA_BLOB *blob);
#endif /* __GENSEC_H__ */
git.samba.org / vlendec / samba-autobuild / .git / blobdiff